| ZIP Codes: | 8 ZIP Codes (6 Standard, 2 PO Box, 0 Unique) [See All] |
| Area Codes: | 317 / 463 / 765 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:12:06 PM |
| Population: | 92,494 [See All] |
| FIPS: | 18059 |
| CBSA: | Indianapolis-Carmel-Greenwood, IN |
| Land Area: | 299 sq mi |
| Water Area: | 2 sq mi |
| Coordinates: | 39.8280, -85.7791 |
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92,494 residents live across 8 ZIPs covering 299 sq mi, served by 8 distinct USPS-recognized cities.
Population moved from 74,942 to 92,305 from 2014 to 2024 — a +23.2% change. 5 ZIPs gained residents, 1 lost.
The county's wealthiest ZIP 46040 (Fortville, $147,500 median) and poorest ZIP 46186 (Wilkinson, $70,714) are 9.8 miles apart — a 2.1× income gap across local geography.
Median home values vary 1.9× across this county — from $229,300 in 46117 (Charlottesville) to $435,700 in 46040 (Fortville).
Density varies 9× across the county — from 65 people/sq mi in 46186 (Wilkinson) to 603 in 46055 (Mccordsville).
Educational attainment ranges from 12.9% bachelor's+ in 46186 (Wilkinson) to 55.1% in 46055 (Mccordsville) — the breadth of educational profiles across the area.
Within Indiana, this is the #18 most populous of 92 counties and ranks #2 for median household income with the #4 fastest decade growth .
Weighted by population, the typical household earns about $104,040 across the county — reflecting what a typical resident sees, not a simple ZIP average.
38.9% of adults age 25+ hold a bachelor's degree or higher (24,894 of 63,925 reporting).
6 Standard delivery, 2 PO Box only, 0 single-entity Unique ZIPs serve this county.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 46140 | Greenfield | Standard | 43,511 | $83,056 | 175.7 | 11.9% |
| 46055 | Mccordsville | Standard | 16,010 | $113,784 | 26.6 | 58.8% |
| 46040 | Fortville | Standard | 15,943 | $147,500 | 30.1 | 34.0% |
| 46163 | New Palestine | Standard | 14,498 | $113,106 | 30.2 | 24.5% |
| 46186 | Wilkinson | Standard | 1,816 | $70,714 | 28.1 | -10.4% |
| 46117 | Charlottesville | Standard | 527 | $91,250 | 8.1 | 25.2% |
| 46154 | Maxwell | PO Box | 189 | — | 0.1 | — |
| 46129 | Finly | PO Box | — | — | 0.0 | — |